28 results
Jaw-Jerk Reflex Clonus in ALS

- Neurology Pro - A DDx Tool @ProDdx

#JawJerk #Jaw #Jerk #Reflex #Clonus
Jaw-Jerk Reflex Clonus ... in ALS - Neurology ... #ALS #clinical ... #video #neurology ... #amyotrophic #lateral
Jaw Clonus on Physical Exam

A 24-year-old man presented with progressive dysphagia, dysarthria, and weakness in his
Jaw Clonus on Physical ... consistent with a diagnosis ... of amyotrophic ... #Clinical #Video ... #ALS #Neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Fasciculus (MLF) Iniury ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Conus Medullaris ... to conus medullaris ... #Syndromes #diagnosis ... #orthopedics #neurology
Pseudobulbar Affect
Characteristics (These episodes usually cause distress and impairment in occupational or social functioning):
 - Extreme
crying; Diseases: Amyotrophic ... Lateral Sclerosis (ALS ... Traumatic Brain Injury ... Pseudobulbar #Affect #neurology ... #differential #diagnosis
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential Diagnosis ... Atonic, Tonic-clonic ... vasoconstriction syndrome ... Traumatic brain injury ... Algorithm #Causes #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Acute spinal cord injury ... in spinal cord injury ... Eclampsia, Late ALS ... #differential #diagnosis ... #table #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Amyotrophic Lateral ... examination finding of amyotrophy ... Jaw Jerk reflex, Clonus ... #Amyotrophic #Lateral ... #Sclerosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... spared in this injury ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... • Third nerve palsy ... #Ptosis #neurology